#include <stdio.h>
#include <unistd.h>

int main(){

 char *arglist[3];
 arglist[0] ="ls";
 arglist[1] = "-l";
 arglist[2] = "0";
 printf("*** about to exec ls -l\n");
 execvp("ls",arglist);
 printf("***ls is done.bye");
 return 0;
}
